package com.chinasofti.demo;

public class MyInteger1 {
    public static void main(String[] args) {
        Integer i = new Integer(100);
        System.out.println(i);
//        Integer i1 = new Integer("sdf");
//        System.out.println(i1);
        Integer i2 = Integer.valueOf(100);
        System.out.println(i2);
        Integer i3 = Integer.valueOf("100");
        System.out.println(i3);

    }
}
